Password Protect Folder in Windows 10

Portable software to lock and password protect folders on Windows 10 hard drives, USB flash drive, and all types of mobile storage devices.

Three Security Methods: Lock, Scramble and Encrypt.

File Security: Undeletable, Unmovable and Inaccessible.

Portability: Enjoy full data protection anytime and anywhere.

Easy Usage: No installation and directly run and protect your data.

File Size: 1.5MB

Version: 7.0

Updated: Nov 27,2021

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LockDir comes with conspicuous features of efficiency, reliability, and portability, making it the most flexible and robust data protection software in the market.

Why Use LockDir to Password Protect Windows 10 Folders?

LockDir (Folder Protector) is a portable password protection application that helps users to protect folders, files, or drives on a Windows computer. It uses industry-standard 256-bit on-the-fly AES Encryption technology to securely encrypt your folders and all of the valuable data. Generally, you are allowed to run it directly and lock up your folder without installing it on your computer.

Secure and Strong Encryption

Use strong industry standard 256-bit on-the-fly AES Encryption technology to encrypt your folders or files for maximum protection.


No installation is required by simply copying the “Lockdir.exe” program to a folder or drive and running it to lock, and a password protects the folder or drives no matter where you take it.

Instant Protection

LockDir lets you password protect folders with an exclusive password and prevents your sensitive data from being accessed, misused, moved, modified, or deleted without your permission.

Easy usage

Anyone can protect sensitive data on the local drive or removable devices in 2 simple steps without requiring any expertise or special knowledge.


LockDir is fully compatible with Windows 10/8/7 (32 bit and 64 bit), W Windows Vista (32 bit and 64 bit), Windows XP (32 bit and 64 bit), Windows 2003/XP/2000 and is compatible on all file systems including FAT, FAT32, and NTFS.


LockDir has advanced features such as “Security-Level” options, which allow users to select a proper security level to lock a folder. Other features of this folder Protect software include: Advanced Settings, Show Protected Signs, Password Hint, restore Center, Change the icon of the protected folder, Display Language, File Filter system, etc.

Support All Types of Storage Devices

Password protect folders on hard drives and USB flash drives, external hard drives, thumb drives, memory sticks, memory cards, jump drives, pen drives, etc.

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3 Methods to Password protect folders

Virtual Drive: Data is directly mapped to the virtual drive, faster and safer.
Temporary: After the protection is released, you can restore the protection at any time with one key.
Complete: Completely remove the protection.

FAQs of Folder Protector

  • I have forgotten my password, how can I get my files back?

    If you are using v5.56 or earlier: You can reset your password through the Recovery Center if you are a registered user. (But only folders protected by the “Normal” security level can be restored. We cannot decrypt folders protected by the “High” or “Highest” security level.) Learn more about Recovery Center

    If the folder is protected by version 5.70 or higher and a recovery email has been set, you may retrieve the password through the “Recovery Mailbox” function. Learn more about password retrieval

  • The "Lockdir.exe" in the protected folder have been deleted, What should I do now?

    No problem. Just copy “Lockdir.exe” back to that folder. Run it and you can unprotect your folder.

  • I got this message :"An error occurred when trying to unprotect the folder. please try again later!" What should I do now?

    The error may be caused by the incorrect settings of NTFS, and it has been fixed on the new version. Please download the new version to unprotect.

  • Can I see the properties, size or number of the files protected?

    No way. Protected files are totally locked and undeletable, unmovable and totally inaccessible.

  • Who needs the software?

    Everyone can benefit from Folder Protector. Everyone, from individuals to corporations, wants be reassured that their confidential information remains confidential. KakaSoft Folder Protector can provide that reassurance.

  • Can I hide/lock/encrypt on any media?

    Your source data can come from any media that you can read and write to: hard disk, floppy, flash memory, USB or Firewire portable drives, etc.

  • Can I protect ".jpg" or ".exe" Files?

    Yes. All file suffixes are accepted. No distinction is made between one file type and another, since all reads and writes are made in binary mode. A single encrypted file can contain encryptions from text, .jpg, .exe, .doc, .zip and/or anything else.

  • What Are Folder Protector's Implementation Limits?

    There is no limit to the size of files nor to the total number of files that may be lock/scramble/encrypt at one time.

  • Is encryption secure? How Folder Protector works when encrypt files?

    With this folder protect software option, secret files are highly secure. It uses 256-bit Blowfish Encryption which is a highly secure method to protect sensitive files.

  • Is locking secure? How Folder Protector works when locking files?

    It uses three different locking methods to secure your files and folders, protecting files at kernel level, Windows Explorer level and (real) DOS Mode Level. However, it’s less secure than encryption.

  • Does it work on all disk types like FAT16, FAT32, exFAT, NTFS & EFS?

    Yes. Folder Protector supports all kinds of disk types like FAT16, FAT32, exFAT, NTFS; EFS.

  • How to register Folder Protector?

    After you purchase the software, the system will automatically send a registration code to your email address. Just enter the registration code in the software registration window. Learn More

  • Does it work on Windows 10/8/7/Vista/2003 Server/XP/2000?

    Yes. KakaSoft Folder Protector can be used on Windows 10/8/7/Vista/2003/XP/2000.

  • What will I get after buying? What are the benefits of registering?

    Registered users will get:
    – No nag screens, no functionality limits.
    – Free upgrade always for usual update;
    – Discount upgrade for super improvement.
    – KakaSoft keys are lifetime.
    – Life-time priority customer support.
    – Feature requests will be welcome.

  • I'm using the trial version. Will you answer my questions?

    Yes. Our customer support is free for all our users. If you have questions or comments about Folder Protect, please contact us at

  • Are there any other translated versions?

    If you want the program to be translated in your language, simply email us and tell us whether you can help us translating the software in your language.

  • Can users copy files from protected USB drives on Mac?

    No, the protected USB drive is still protected on Mac, so the user cannot copy the protected file.

  • What People Are Saying Our folder Protector


    This software is great. It gave my files the best encryption. The user interface and experience are amazing. The protection procedure is awesome. I just selected the file and entered my desired password twice. And Lockdir protected the file in just two steps. It took me less than a minute. I would recommend this as a must-have software.

    – Maurene


    LockDir is awesome. Convenient to set up the passcode and quick with its job.

    – Judy


    LockDir is the best encryption software I have ever used till now. The setup method is so simple. I find it a safe choice.

    – Laurene


    I am using this software from more than a year. The files are well secured and it is too user friendly. The experience is awesome.

    – Olivia

    Tips & tricks for LockDir

    Screenshots of LockDir

    Top 10 Tools to Password Protect Folders on Windows 10

    There are many reasons for using the protection software. The main reason is to prevent significant data leakage, and the second is to prevent unauthorized access. Protecting your sensitive documents via password protection is a great way to ensure they remain secure. Until now, there is no such official in-built windows software that can help you with this protection purpose. This can only be done by using third-party password protection tools. There are many top-notch password protection software. You can download them from their official websites. We understand it to be a bit confusing for you.

    Hence here is a list of top X tools to password-protect your folders on Windows 10.

    Folder Protect

    It is free software, and you can also use it commercially. It can protect your files and folders from the access of intruders. Select and lock your files using the Folder safeguard tool to protect your files from unauthorized access. It will ask you to choose a strong password to save your crucial files. You can easily unlock the files locked in this tool. On purchasing its paid version, you can set the encryption to 256-bits.

    Padlock Software 

    A padlock software is not a wrong choice at all. However, it will safeguard your already existing locked folders. No one can delete and do amendments in the locked folders using this tool. It helps you protect the files and folders by dragging and dropping them into this software. It allows you to create a strong password. You can tweak the settings of the software in a way so that it hides the protected items from their original location.

    Folder Lock Lite

    With Locklite, you can protect drives documents and a lot more sensitive information from getting leaked. This software is a well-structured tool that asks for a strong password before opening the locked file. It means you can protect files anytime, and it has a smooth interface that makes it easy for a novice to operate it. Unless and until you share the master password with anyone, nobody can take out the files locked in it.

    Private Folder

    Private Folder can be installed in Windows 10, and you can hide multiple folders into it. It ensures your documents remain safe. It allows you to add a master password to ensure no third person changes the content and settings of this software. It is counted as one of the best software.

    Bitdefender Total security

    Bitdefender is a big antivirus company whose products have all the security-rich features. Bitdefender Total Security includes the ability to create private vaults on your Windows computer. These are safe places where you can keep sensitive files and folders away from prying eyes, all encrypted with a password that only you know!

    ESET Smart Security

    ESET Smart Security Premium is a security suite with many features, including protecting your files and folders. Secure Data lets you create encrypted virtual drives that can only be unlocked by supplying the passwords set on them- it’s called “Secure Data”, after all! You can put as many folders as you want to in the software to protect it from unauthorized access. You might also face storage issues when you have storage issues on Windows.

    Kaspersky Total Security

    They have some top-class tools in the market. Kaspersky Total Security is a premium security solution for Windows computers, but it includes one of the best encryption tools on earth. This program can password protect your folders and unlock them only with an encrypted key that has been assigned to you specifically by Kaspersky!


    You can use this software, as it is the perfect tool for beginners and advanced users. You can secure the folders using a master password, and the user interface is also simple. If you are a novice, you can still operate it efficiently. You can easily select and drag the folders to protect them. Using this folder, you can prevent the attack of intruders. No one can access the files without putting the correct password.

    Iobit Protected Folder

    IObit is improving its products constantly, and as a result, the product can be used to protect your folders and all the essential data. Its locker can help you to save your documents from prying eyes. You can avoid all the malicious attacks on your record. The locking engine in this software can help keep your files and folders secured from spyware attacks or any virus. It has an enhanced privacy mode and password-protection feature provided with an intuitive interface.

    Gilisoft File Lock Pro

    Along with keeping all the folders and files secured. It allows you to clean the browsing history. Nobody can do illegal activity if you have installed this software. It is very efficient in preventing such operations. It can be the best option if you share your laptop and PC with anyone else. You can simply put the documents in the software to prevent them from getting leaked. Its key features include the removal of browsing traces, which allows you to put the password. Having it in your laptop can act as a firewall to protect your files from getting tampered with.

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